angular.module('components', []).
    directive('tabs',function () {
        return {
            restrict: 'E',
            transclude: true,
            scope: {},
            controller: [ "$scope", function ($scope) {
                var panes = $scope.panes = [];

                $scope.select = function (pane) {
                    angular.forEach(panes, function (pane) {
                        pane.selected = false;
                    });
                    pane.selected = true;
                }

                this.addPane = function (pane) {
                    if (panes.length == 0) $scope.select(pane);
                    panes.push(pane);
                }
            }],
            template: '<div class="tabbable">' +
                '<ul class="nav nav-tabs">' +
                '<li ng-repeat="pane in panes" ng-class="{active:pane.selected}">' +
                '<a href="" ng-click="select(pane)">{{pane.title}}</a>' +
                '</li>' +
                '</ul>' +
                '<div class="tab-content" ng-transclude></div>' +
                '</div>',
            replace: true
        };
    }).
    directive('pane', function () {
        return {
            require: '^tabs',
            restrict: 'E',
            transclude: true,
            scope: { title: '@' },
            link: function (scope, element, attrs, tabsCtrl) {
                tabsCtrl.addPane(scope);
            },
            template: '<div class="tab-pane" ng-class="{active: selected}" ng-transclude>' +
                '</div>',
            replace: true
        };
    });